CN108414811A - A kind of super-pressure signal isolating device - Google Patents
A kind of super-pressure signal isolating device Download PDFInfo
- Publication number
- CN108414811A CN108414811A CN201810341514.1A CN201810341514A CN108414811A CN 108414811 A CN108414811 A CN 108414811A CN 201810341514 A CN201810341514 A CN 201810341514A CN 108414811 A CN108414811 A CN 108414811A
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- straight tube
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- dropping resistor
- super
- isolating device
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- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000000523 sample Substances 0.000 claims abstract description 21
- 230000008520 organization Effects 0.000 claims abstract description 14
- 230000001052 transient effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000006837 decompression Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000005764 inhibitory process Effects 0.000 claims 1
- 230000032683 aging Effects 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000003750 conditioning effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000002955 isolation Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
Abstract
The present invention relates to a kind of super-pressure signal isolating devices, including：Coordinating organization, signal acquisition mechanism and actuating mechanism, coordinating organization include：Insulated case, input straight tube, sealing ring, inlet circuit plate, input terminal dropping resistor, output end dropping resistor, two-way transient voltage inhibit（TVS）Diode, circuit of output terminal plate and output straight tube, input terminal dropping resistor, output end dropping resistor and two-way transient voltage inhibit（TVS）Diode is all electrically connected with inlet circuit plate and the formation of circuit of output terminal plate respectively；Straight tube and output straight tube are inputted from insulated case internal stretch to outside, exporting on the side wall of straight tube has acquisition through-hole, and signal acquisition mechanism includes：Probe and movable block, probe are connect with acquisition through-hole face, movable block with actuating mechanism.Above-mentioned super-pressure signal isolating device not only has high real time synchronization, high stability, high-precision, but also can effectively reduce the aging speed of cable, prolongs the service life.
Description
Technical field
The present invention relates to a kind of isolating devices, more particularly, to a kind of super-pressure signal isolating device.
Background technology
Signal isolator is a kind of signal isolating device, by input single channel or two-way current or voltage signal, pick-up output
The linear current or voltage signal of the single channel or two-way of isolation, and improve the electrical isolation performance between input, output, power supply.
Signal can encounter various interference in transmission process, particularly important using signal isolator to ensure signal stabilization.
Chinese patent CN201993411 discloses a kind of General high speed synchronous high voltage signal isolation regulation module, the conditioning
Module includes the insulated enclosure shell of a capsule shape, input cable, output cord, insulation-encapsulated in two pieces of circuits in shell
Plate, a two-wire TVS diode, input dropping resistor and output buck resistance, the conditioning module have high real time synchronization,
High stability, high-precision feature.
However, above-mentioned conditioning module inputs cable and output line when in use due to being chronically at energized state
The aging speed of cable is very fast.In addition, output cord when connecting with signal receiver, agrees to be bent, bending place
Resistance it is relatively small, electric current is larger, can further speed up aging in this way, in addition will appear short circuit phenomenon.
Invention content
The present invention provides a kind of super-pressure signal isolating device to solve the above-mentioned problems, and the isolating device includes：
Coordinating organization, signal acquisition mechanism and actuating mechanism, the coordinating organization include：Insulated case, input straight tube, sealing ring, input
Terminal circuit plate, input terminal dropping resistor, output end dropping resistor, two-way transient voltage inhibit（TVS）Diode, circuit of output terminal
Plate and output straight tube, it is the inlet circuit plate, the input terminal dropping resistor, the output end dropping resistor, described two-way
Transient voltage inhibits（TVS）Diode and the circuit of output terminal plate are located inside the insulated case, the input terminal decompression electricity
Resistance, the output end dropping resistor and the two-way transient voltage inhibit（TVS）Diode all respectively with the inlet circuit
Plate and the circuit of output terminal plate form electrical connection；The input straight tube and the output straight tube are from the insulated case internal stretch
To outside, it is all two to have acquisition through-hole, the input straight tube and the output straight tube on the side wall of the output straight tube；Institute
Stating signal acquisition mechanism includes：Probe and movable block, the probe are two, the probe and the acquisition through-hole face, institute
It states probe to be located on the movable block, the movable block is connect with the actuating mechanism.
Preferably, there is V shaped slab, the V shaped slab to completely cut off the input terminal dropping resistor, the output in the insulated case
Dropping resistor and the two-way transient voltage is held to inhibit（TVS）Diode.
Preferably, the port of the input straight tube and the output straight tube is designed with sealing ring.
Preferably, the signal acquisition mechanism further includes：Spring, the both ends of the spring respectively with the probe and described
Movable block abuts.
Preferably, the actuating mechanism includes：Cylinder and link block, the link block piston rod with the cylinder respectively
It is connected with the movable block.
Preferably, the coordinating organization, the signal acquisition mechanism and the actuating mechanism are all two, two regulation machines
The insulated case of structure is integrally formed, and the movable block of Liang Ge signal acquisitions mechanism is mutually parallel.
The beneficial effects of the present invention are：Super-pressure signal isolating device with above structure not only has high real-time
Synchronism, high stability, high-precision, and the aging speed of cable can be effectively reduced, prolong the service life.
Description of the drawings
Fig. 1 is the schematic diagram of high-voltage signal isolating device of the present invention；
Fig. 2 is the sectional view of coordinating organization of the present invention；
Fig. 3 is the inside top figure of insulated case of the present invention；
Fig. 4 is the side view of high-voltage signal isolating device of the present invention.
Specific implementation mode
The present invention is further elaborated below in conjunction with the accompanying drawings：
As shown in Figure 1, super-pressure signal isolating device includes：Coordinating organization 1, signal acquisition mechanism 2 and actuating mechanism 3.Conditioning
Mechanism 1 is for high-voltage signal to be isolated, and at d. c. voltage signal, signal acquisition mechanism 2 is connect with coordinating organization 1 for conditioning,
For acquiring the d. c. voltage signal after improving, actuating mechanism 3 is used for the connection of activation signal collecting mechanism 2 and coordinating organization 1
Process.
As shown in Figures 2 and 3, coordinating organization 1 includes：Insulated case 10, input straight tube 11, sealing ring 12, inlet circuit
Plate 13, input terminal dropping resistor 14, output end dropping resistor 15, two-way transient voltage inhibit（TVS）Diode 16, output end electricity
Road plate 17 and output straight tube 18.Inlet circuit plate 13, input terminal dropping resistor 14, output end dropping resistor 15, two-way transition
Voltage inhibits（TVS）Diode 16 and circuit of output terminal plate 17 are located inside insulated case 10, and insulated case 10 is in signal condition process
In can effectively prevent and interfere caused by outer signals.Straight tube 11 and output straight tube 18 are inputted from 10 internal stretch of insulated case to outer
Portion, exporting on the side wall of straight tube 18 has acquisition through-hole 180.It is all two to input straight tube 11 and output straight tube 18, two inputs
Straight tube 11 is respectively used to receive the positive and negative anodes of input cable, and two output straight tubes 18 are respectively used to receive the positive and negative of output cord
Pole.Input cable and the positive and negative anodes of output cord are located in input straight tube 11 and output straight tube 18, can effectively prevent its hair
Bending is penetrated, aging speed is reduced, extends the service life of cable.Input terminal dropping resistor 14, output end dropping resistor 15 and double
Inhibit to transient voltage（TVS）Diode 16 is all electrically connected with inlet circuit plate 13 and the formation of circuit of output terminal plate 17 respectively.
Specifically, the port of input straight tube 11 and output straight tube 18 is designed with sealing ring 12, on the one hand sealing ring 12 can be prevented
On the other hand the only entrance of dust and moisture can also play insulating effect.
Specifically, input terminal dropping resistor 14, output end dropping resistor 15 and two-way transient voltage inhibit（TVS）Diode
16 are all located at the middle part of insulated case 10, and inlet circuit plate 13 is located at the upper end of insulated case 10, and circuit of output terminal plate 17 is located at exhausted
The lower end of edge case 10, inlet circuit plate 13 are mutually parallel with circuit of output terminal plate 17.
More specifically, having V shaped slab 19 in insulated case 10, V shaped slab 19 completely cuts off input terminal dropping resistor 14, output end decompression
Resistance 15 and two-way transient voltage inhibit（TVS）Diode 16, the situation that can effectively prevent short circuit occur.
As shown in figure 4, signal acquisition mechanism 2 includes：Probe 21, movable block 22 and spring 23.Probe 21 is two, probe
21 are located at acquisition 180 face of through-hole, probe 21 on movable block 22, and the both ends of spring 23 are supported with probe 21 and movable block 22 respectively
It connects, movable block 22 is connect with actuating mechanism 3.Actuating mechanism 3 can drive movable block 22 to be moved towards acquisition through-hole 180, to make
Probe 21 is inserted into output straight tube 18 and is electrically connected with the electrode formation in output straight tube 18, realizes the acquisition of signal.Spring 23
Cushioning effect can be played in 21 insertion process of probe, prevent insertion force from spending big and leading to probe 21 or electrode damage.
Specifically, in the present embodiment, actuating mechanism 3 includes：Cylinder 31 and link block 32, link block 32 respectively with cylinder
31 piston rod and movable block 22 connection.The movement of movable block 22 can be controlled by cylinder 31.It is filled in super-pressure signal isolation
It sets when being stopped, can disconnect the energization of cable by way of removing probe 21, extend its service life.
Specifically, in the present embodiment, coordinating organization 1, signal acquisition mechanism 2 and actuating mechanism 3 are all two, two tune
The insulated case 10 for managing mechanism 1 is integrally formed, and the movable block 22 of Liang Ge signal acquisitions mechanism 2 is mutually parallel.It can make superelevation in this way
Pressure signal isolating device is simultaneously handled two groups of signals, greatly improves efficiency.
As it can be seen that with above structure super-pressure signal isolating device, not only have high real time synchronization, high stability,
In high precision, and the aging speed of cable can be effectively reduced, prolonged the service life.
It is emphasized that the term " first " in the present invention, " second ", " third " are used for description purposes only, and cannot
It is interpreted as indicating or implies relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " the
One ", " second ", " third " feature can explicitly or implicitly include at least one of the features.In description of the invention,
The meaning of " plurality " is at least two, such as two, three etc., unless otherwise specifically defined.In the embodiment of the present invention
The directional instruction (such as up, down, left, right, before and after ...) of institute is only used for explaining a certain particular pose (as shown in the picture)
Under relative position relation, motion conditions etc. between each component, if the particular pose changes, directionality instruction
Also it correspondingly changes correspondingly.In addition, term " comprising " and " having " and their any deformations, it is intended that cover non-exclusive
Including.Such as contain what process, method, system, product or the equipment of series of steps or unit were not limited to have listed
Step or unit, but further include the steps that optionally not listing or unit, or further include optionally for these processes, side
The intrinsic other steps of method, product or equipment or unit.
Embodiment described above, only preferred embodiments of the invention, be not to limit the practical range of the present invention, therefore it is all according to
The equivalent change or modification that structure, feature and principle described in scope of the present invention patent is done should all be included in the present invention
In patent claim.
Claims (6)
1. a kind of super-pressure signal isolating device, it is characterised in that：The isolating device includes：Coordinating organization, signal acquisition machine
Structure and actuating mechanism, the coordinating organization include：Insulated case, input straight tube, sealing ring, inlet circuit plate, input terminal decompression
Resistance, output end dropping resistor, two-way transient voltage inhibit（TVS）Diode, circuit of output terminal plate and output straight tube, it is described defeated
Input circuit plate, the input terminal dropping resistor, the output end dropping resistor, the two-way transient voltage inhibit（TVS）Two
Pole pipe and the circuit of output terminal plate are located inside the insulated case, the input terminal dropping resistor, output end decompression electricity
Resistance and the two-way transient voltage inhibit（TVS）Diode all respectively with the inlet circuit plate and the circuit of output terminal plate
Form electrical connection；The input straight tube and the output straight tube are from the insulated case internal stretch to outside, the output straight tube
Side wall on there is acquisition through-hole, the input straight tube and the output straight tube to be all two；The signal acquisition mechanism includes：
Probe and movable block, the probe are two, and the probe and the acquisition through-hole face, the probe are located at the movable block
On, the movable block is connect with the actuating mechanism.
2. super-pressure signal isolating device as described in claim 1, it is characterised in that：There is V shaped slab, institute in the insulated case
It states V shaped slab and completely cuts off the input terminal dropping resistor, the output end dropping resistor and the two-way transient voltage inhibition（TVS）Two
Pole pipe.
3. super-pressure signal isolating device as described in claim 1, it is characterised in that：The input straight tube and the output are straight
The port of pipe is designed with sealing ring.
4. super-pressure signal isolating device as described in claim 1, it is characterised in that：The signal acquisition mechanism further includes：
The both ends of spring, the spring are abutted with the probe and the movable block respectively.
5. super-pressure signal isolating device as described in claim 1, it is characterised in that：The actuating mechanism includes：Cylinder and
Link block, the link block are connect with the piston rod of the cylinder and the movable block respectively.
6. super-pressure signal isolating device as described in claim 1, it is characterised in that：The coordinating organization, the signal are adopted
Collecting mechanism and the actuating mechanism are all two, and the insulated case of two coordinating organizations is integrally formed, Liang Ge signal acquisitions mechanism
Movable block is mutually parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341514.1A CN108414811B (en) | 2018-04-17 | 2018-04-17 | Ultrahigh voltage signal isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341514.1A CN108414811B (en) | 2018-04-17 | 2018-04-17 | Ultrahigh voltage signal isolation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108414811A true CN108414811A (en) | 2018-08-17 |
| CN108414811B CN108414811B (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810341514.1A Active CN108414811B (en) | 2018-04-17 | 2018-04-17 | Ultrahigh voltage signal isolation device |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4079272A (en) * | 1976-03-31 | 1978-03-14 | The Charles Stark Draper Laboratory, Inc. | Optically isolated interface circuits |
| US20050231868A1 (en) * | 2003-07-08 | 2005-10-20 | Kouken Company, Limited | Dry-type high-voltage load system device and method for preventing chain disconnection/arc discharge of the device |
| TW201010189A (en) * | 2008-08-26 | 2010-03-01 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| CN101662117A (en) * | 2008-08-31 | 2010-03-03 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
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2018
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| Publication number | Publication date |
|---|---|
| CN108414811B (en) | 2023-11-10 |
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